How to Password Protect a ZIP File

author_icon Adams Johnson time_icon Last updated: Oct 15, 2019 03:08 pm tips_icon ZIP

ZIP files are large files that have been compressed to a smaller size so that it saves a lot space and can be easier to share via email. Also, we prefer to add password to ZIP files so as to protect the content from unauthorized person. But some of us may not know how to add password to ZIP file? Worry not, because in this article we will show you how to add password ZIP files and how to unlock ZIP files using Passper for ZIP software.

Part 1: How to Add A Password on Windows with 7-ZIP

To encrypt a ZIP file, you can take advantage of a professional encryption tool—7-Zip. 7-ZIP is a ZIP application for Windows that allow you to add password on your ZIP files. Although you can compress your files to a single folder on Windows, there is no way that you can add password to the ZIP files hence you have to look for third party tool. Therefore, a ZIP password tool of our choice is 7-ZIP for Windows. It allows you to encrypt ZIP files, compress files to ZIP, send compressed files via email and also open archives.

Step by Step Guide on How to Add A Password on Windows with 7-ZIP

With that being said, let us now head straight on how to add a password on Windows with 7-ZIP software.

Step 1. Since you do not have the 7-ZIP software on your Windows you need to download. Head straight to 7-ZIP website, and you will see two links one for 32-bit and 64-bit. Choose the appropriate one and download it to your computer.

Step 2. Once you have installed this software on your computer, you can now search for the ZIP file on your computer that you want to send. Right click on it and elect Open with 7-ZIP. When you click on the 7-ZIP option, you will see "Add to Archive" and click on it.

add to archive

Step 3. By clicking on "Add to Archive" a new settings menu will appear. Under the Archive format, choose the output format "ZIP."


Step 4. After that, scroll down to the "Encryption" option at the lower right and enter a password of your choice. Confirm the password and choose the Encryption type. The preferred type AES-256 which is available in the drop-down menu. After that, you can then click on "OK" button.


Congrats, you have now secured your ZIP file. Next time you want to unarchive it you will to enter the password that you have provided. Likewise, to the person you are sending theZIP file. They will have to enter the password so that they can be able to open the file.

Part 2: How to Unlock the Encrypted ZIP Files

Now that you have added a password to your ZIP files, you may forget the password of the ZIP files what will you do? I bet you will try to enter all possible passwords and you may end up not being successful. In such a scenario you also need to rely on a third-party unzip software that has the ability to unlock ZIP files.

A software that allows you to unlock encrypted ZIP files is Passper forZIP software. It is a password recovery tool that allows to retrieve or remove passwords from ZIP/WinZip/7-Zip files. Passper is built with three recovery modes that makes recovery of ZIP password very efficient. Moreover, this software is compatible with latest version of Windows.

Without further ado, let us now take you through on how to unlock the encrypted ZIP files with Passper for ZIP.

Free DownloadFor Win 10/8/7/XP/Vista

Step 1To begin with you need to install the Passper for ZIP software on your computer. Therefore, go to download the Windows version and follow the wizard to install it on your computer.

Step 2Next, launch the installed application folder and then click on "Add" button to upload the ZIP file that you want to unlock. The file will be uploaded immediately and you will see basic info of the file.

import zip file

Step 3 After that, you now have to select the type of unlock password mode from Brute Force Attack mode, Brute Force with Mask Attack and the Dictionary Attack based on your situation.

Step 4Once selected the attack mode, click on the Recover button, then the program will start to recover your password immediately. You will be able to see the progress on the screen and the time left to recover the password.

select attack mode

Step 5Once the password is recovered, the program will notify you that the password has been recovered. From there, you can copy the password from the Passper for ZIP window.


Step 6Now go back to your ZIP file on your computer and open the ZIP folder. When you are prompted to enter the password of theZIP file, then paste the password from Passper for ZIP and you will unlock the ZIP file.

As you can see Passper allows you to restore ZIP files forgot password that you will later use.

Once you have chosen the appropriate unlock mode, click on "OK" button.


To add password on ZIP files is very easy when you have a tool like 7-ZIP file. You will be able to add password of your choice and select an encryption type. Also, when you have encrypted your ZIP files and you cannot the remember password, you can use Passper for ZIP to restore and unlock encrypted ZIP files easily. Feel free to install and use this software when you cannot remember your ZIP files passwords.

Free DownloadFor Win 10/8/7/XP/Vista


By Adams Johnson to ZIP

Posted on Apr 16, 2019 ( Updated: Oct 15, 2019 )

Passper editor since 2015, has over 20 years’ professional technology support experience. He has contributed nearly 100 articles to the site on topics that ranger from password unlocking for MS office/Windows, Windows tips to network security.